A. 8 valence electrons
B. 7 valence electrons
C. 2 valence electrons
D. 3 valence electrons

Correct Answer:

Option A – 8 valence electrons

Explanation

A halide ion is a halogen atom bearing a negative charge (which is an anion with a charge of -1). The halide anions are fluoride (F), chloride (Cl), bromide (Br), iodide (I) andastatide (At).

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